diff --git a/src/containers/Dialogs/UserFormDialog/utils.js b/src/containers/Dialogs/UserFormDialog/utils.js
new file mode 100644
index 000000000..6bb023e30
--- /dev/null
+++ b/src/containers/Dialogs/UserFormDialog/utils.js
@@ -0,0 +1,15 @@
+import intl from 'react-intl-universal';
+import { Intent } from '@blueprintjs/core';
+import { AppToaster } from 'components';
+
+// handle delete errors.
+export const transformErrors = (errors) => {
+  if (
+    errors.find((error) => error.type === 'CANNOT_AUTHORIZED_USER_MUTATE_ROLE')
+  ) {
+    AppToaster.show({
+      message: intl.get('roles.error.you_cannot_change_your_own_role'),
+      intent: Intent.DANGER,
+    });
+  }
+};
diff --git a/src/containers/Preferences/Users/Roles/utils.js b/src/containers/Preferences/Users/Roles/utils.js
new file mode 100644
index 000000000..5e5bd0e14
--- /dev/null
+++ b/src/containers/Preferences/Users/Roles/utils.js
@@ -0,0 +1,13 @@
+import intl from 'react-intl-universal';
+import { Intent } from '@blueprintjs/core';
+import { AppToaster } from 'components';
+
+// handle delete errors.
+export const handleDeleteErrors = (errors) => {
+  if (errors.find((error) => error.type === 'ROLE_PREFINED')) {
+    AppToaster.show({
+      message: intl.get('roles.error.role_is_predefined'),
+      intent: Intent.DANGER,
+    });
+  }
+};